13113983 has 2 divisors, whose sum is σ = 13113984. Its totient is φ = 13113982.

The previous prime is 13113931. The next prime is 13114033. The reversal of 13113983 is 38931131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13113983 is a prime.

It is a Sophie Germain prime.

It is equal to p₈₅₆₁₃₆ and since 13113983 and 856136 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13113083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556991 + 6556992.

It is an arithmetic number, because the mean of its divisors is an integer number (6556992).

Almost surely, 2^13113983 is an apocalyptic number.

13113983 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113983 is an equidigital number, since it uses as much as digits as its factorization.

13113983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 29.

The square root of 13113983 is about 3621.3233768886. The cubic root of 13113983 is about 235.8186807507.

The spelling of 13113983 in words is "thirteen million, one hundred thirteen thousand, nine hundred eighty-three".